1. Size: Each leveling block measures 8.5 x 8.5 x 1.3in. Stack the leveling blocks to the required height for custom leveling; Each square can to the height of the stack. 2. Nonslip Design: These Leveler blocks are made of quality material and are durable. Both the surface and bottom have a nonslip design to protect the tire from sliding. 3. Easy storage: A storage bag is included with the package. When not in use, it can be put in a zipper storage bag with a handle, which is easy to carry. 4. Instructions: Simply set the leveling block to a pyramid shape, depending on your needs, to the height needed for the RV to be raised and driven onto the stack. 5. Wide Application: Camping Leveling Block is suitable for car RV trailer caravan single wheel and two wheel leveling. Specification: Item Type: Leveling Blocks Material: ABS, metal Quantity: 10 Features: Camping leveling block, suitable for single and double wheel leveling; Can be used with single wheel, double wheel, double wheel, tongue jack, fifth wheel jack, hydraulic jack and stabilizer jack Application: Fit for Car RV caravan trailer etc PackageList: 10 xLeveling Blocks 1 x Storage Bag [Nonslip Heavy Duty Design] Made of ABS and metal with nonslip surface and bottom to prevent tire sliding for safe leveling. [Stackable Custom Height] Each block measures 8.5x8.5x1.3in; stack to pyramid shape for adjustable height (1in per block). [Wide Wheel Compatibility] Works with single/dual wheels RVs trailers caravans tongue jacks hydraulic jacks and stabilizer jacks. [Portable Storage Solution] Includes zippered carry bag with handle for compact storage and easy transport during camping trips. [Quick Setup Instructions] Simply drive onto pre-stacked blocks to achieve desired leveling height for uneven terrain. Brand Eujgoov Model Eujgoov56g19qndfr Item Weight 9.5 pounds Manufacturer Eujgoov Item model number Eujgoov56g19qndfr Package Dimensions 11.42 x 9.45 x 9.45 inches Manufacturer Part Number Eujgoov56g19qndfr